在正式场合,有长者、尊者到来或离去时,在场者应()表示欢迎和送别,以示敬意。
A.点头
B.起立
C.举手
D.鼓掌
参考答案:B
To their great _______, they found their son arrived home safe before the storm.
A.surprise
B.relief
C.amazement
D.disappointment
旅游职业道德最基本的规范是______、______、______。